CVE-2025-11339— D-Link DI-7100G C1 jhttpd hi_block.asp sub_4BD4F8 buffer overflow
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2025-11339
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
D-Link DI-7100G C1 jhttpd hi_block.asp sub_4BD4F8 buffer overflow
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability has been found in D-Link DI-7100G C1 up to 20250928. This issue affects the function sub_4BD4F8 of the file /webchat/hi_block.asp of the component jhttpd. The manipulation of the argument popupId leads to buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: NVD (National Vulnerability Database)
Vulnerability Title
D-Link DI-7100G 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
D-Link DI-7100G是中国友讯（D-Link）公司的一款无线路由器。 D-Link DI-7100G C1 20250928及之前版本存在安全漏洞，该漏洞源于对文件/webchat/hi_block.asp中参数popupId的错误操作，可能导致缓冲区溢出。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| D-Link | DI-7100G C1 | 20250928 | - |
II. Public POCs for CVE-2025-11339
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2025-11339
请登录查看更多情报信息。
- Submit #664635: D-Link DI-7100G C1 Buffer Overflowthird-party-advisory
- https://nvd.nist.gov/vuln/detail/CVE-2025-11339
Same Patch Batch · D-Link · 2025-10-06 · 3 CVEs total
| CVE-2025-11338 | 8.8 HIGH | D-Link DI-7100G C1 jhttpd login.cgi sub_4C0990 buffer overflow |
| CVE-2025-11335 | 4.7 MEDIUM | D-Link DI-7100G C1 jhttpd msp_info.htm sub_46409C command injection |
IV. Related Vulnerabilities
Same product: DI-7100G C1
Same vendor: D-Link
- CVE-2026-8273
D-Link DNS-320 system_mgr.cgi cgi_merge_user os command inje - CVE-2026-8272
D-Link DNS-320 webfile_mgr.cgi chown os command injection - CVE-2026-8271
D-Link DNS-320 network_mgr.cgi cgi_upnp_edit os command inje - CVE-2026-8260
D-Link DCS-935L HNAP Service hnap_service SetDeviceSettings - CVE-2026-7857
D-Link DI-8100 CGI user_group.asp sprintf buffer overflow
Same weakness: CWE-120
- CVE-2026-8260
D-Link DCS-935L HNAP Service hnap_service SetDeviceSettings - CVE-2026-8137
Totolink X5000R formDdns sub_458E40 buffer overflow - CVE-2026-6691
MongoDB C Driver Cyrus SASL Canonicalization Buffer Overflow - CVE-2026-7857
D-Link DI-8100 CGI user_group.asp sprintf buffer overflow - CVE-2026-7856
D-Link DI-8100 Web Management url_member.asp buffer overflow
V. Comments for CVE-2025-11339
No comments yet